89698775667 has 16 divisors (see below), whose sum is σ = 125913576960. Its totient is φ = 56642607072.

The previous prime is 89698775659. The next prime is 89698775669. The reversal of 89698775667 is 76657789698.

It is not a de Polignac number, because 89698775667 - 2³ = 89698775659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89698775592 and 89698775601.

It is not an unprimeable number, because it can be changed into a prime (89698775669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232438 + ... + 483140.

It is an arithmetic number, because the mean of its divisors is an integer number (7869598560).

Almost surely, 2^89698775667 is an apocalyptic number.

89698775667 is a deficient number, since it is larger than the sum of its proper divisors (36214801293).

89698775667 is a wasteful number, since it uses less digits than its factorization.

89698775667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257002.

The product of its digits is 1920360960, while the sum is 78.

The spelling of 89698775667 in words is "eighty-nine billion, six hundred ninety-eight million, seven hundred seventy-five thousand, six hundred sixty-seven".